Inventor · disambiguated record
Tadashi Hasegawa
Also filed as: HASEGAWA TADASHI
31 granted patents·5 pending applications·830 citations·filing 1973–2020
97Inventor score
Top patents by PatentIndex Score
36 records- 0198US5859486ARotary motor and production method thereof, and laminated core and production method thereofMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Jan 12, 1999·164 cites·37 claims
- 0297US6121711ARotary motor and production method thereof, and laminated core and production method thereofMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Sep 19, 2000·117 cites·3 claims
- 0394US6362553B1Rotary motor and production method thereof, and laminated core production method thereofMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Mar 26, 2002·78 cites·1 claims
- 0493US4992647ATicket processing terminal device which accepts previously issued tickets for modification or exchangeOKI ELECTRIC IND CO LTD·Filed 1988·Granted Feb 12, 1991·105 cites·12 claims
- 0592US6323571B1Rotary motor and production method thereof, and laminated core and production method thereofMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Nov 27, 2001·42 cites·2 claims
- 0692US6167610B1Method of making a rotary motorMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Jan 2, 2001·71 cites·12 claims
- 0788US10236745B2MotorNIDEC CORP·Filed 2016·Granted Mar 19, 2019·4 cites·20 claims
- 0883US10082753B2Fixing member having releasing layer on the surfaceSYNZTEC CO LTD·Filed 2016·Granted Sep 25, 2018·2 cites·3 claims
- 0981US4423449AMovable magnetic head block assembly for a double sided flexible disk storage deviceMITSUBISHI ELECTRIC CORP·Filed 1981·Granted Dec 27, 1983·24 cites·6 claims
- 1077US11245219B2Joint connectorYAZAKI CORP·Filed 2020·Granted Feb 8, 2022·1 cites·3 claims
- 1177US11152737B2Connector and wire harnessYAZAKI CORP·Filed 2020·Granted Oct 19, 2021·1 cites·3 claims
- 1277US10931054B2Connector structure including plate spring member provided at bottom of mating hood, and backlash regulating member provided on opposite side of mating hood bottom and urged opposite to fitting direction of mating hood by plate spring memberYAZAKI CORP·Filed 2020·Granted Feb 23, 2021·1 cites·4 claims
- 1376US8992259B2Connector having noise removal capabilityMIWA TAKEYA·Filed 2011·Granted Mar 31, 2015·11 cites·6 claims
- 1475US5311910ACap attachment structure for accumulatorSHOWA MFG·Filed 1992·Granted May 17, 1994·28 cites·9 claims
- 1570US5851003AMotor operated valveFUJIKOKI CORP·Filed 1996·Granted Dec 22, 1998·33 cites·3 claims
- 1669US7442064B2Board connecting bodyYAZAKI CORP·Filed 2007·Granted Oct 28, 2008·11 cites·1 claims
- 1768US3971837AProcess for manufacturing a composite foamed synthetic resin bowling pinHASEGAWA TADASHI·Filed 1973·Granted Jul 27, 1976·25 cites·7 claims
- 1864US8120873B2Spindle motor and disk drive apparatus provided with the spindle motorUCHIBORI TOMOKI·Filed 2011·Granted Feb 21, 2012·4 cites·12 claims
- 1960US6122226ACombination electronic watchCITIZEN WATCH CO LTD·Filed 1997·Granted Sep 19, 2000·29 cites·7 claims
- 2058US6827891B2Method for production of foamed plasticsSHIRAISHI CENTRAL LAB CO LTD·Filed 2002·Granted Dec 7, 2004·4 cites·7 claims
- 2154US4585686ATwo-layer structure molded by using thermoplastic resinARON KASEI KK·Filed 1984·Granted Apr 29, 1986·17 cites·6 claims
- 2253US2008307447A1Production method of spindle motor and spindle motorNIDEC CORP·Filed 2008·Application pending·0 cites
- 2352US4783708AGuide mechanism incorporating a cylindrical bearingMITSUBISHI ELECTRIC CORP·Filed 1986·Granted Nov 8, 1988·7 cites·4 claims
- 2448US2018181038A1Fixation memberSYNZTEC CO LTD·Filed 2017·Application pending·0 cites
- 2545US4630155AMagnetic head shifting means for flexible disk memory systemMITSUBISHI ELECTRIC CORP·Filed 1983·Granted Dec 16, 1986·6 cites·4 claims
- 2644US6182806B1Hydraulic shock absorberSHOWA CORP·Filed 1998·Granted Feb 6, 2001·15 cites·7 claims
- 2744US5811136AScrew-in-plunger injection apparatusMEIKI SEISAKUSHO KK·Filed 1996·Granted Sep 22, 1998·12 cites·21 claims
- 2842US5804230AInjection molding machineARON KASEI KK·Filed 1997·Granted Sep 8, 1998·11 cites·3 claims
- 2941US10291089B2Motor and disk drive apparatusNIDEC CORP·Filed 2016·Granted May 14, 2019·0 cites·12 claims
- 3041US2010232559A1Ion generating device and neutron generating apparatusMITSUBISHI HEAVY IND LTD·Filed 2007·Application pending·0 cites
- 3140US4809107AGuide mechanism for a magnetic head positioning devicesMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Feb 28, 1989·3 cites·3 claims
- 3240US2006031298A1Electronic mail server, electronic mail delivery relaying method, and computer programHASEGAWA TADASHI·Filed 2002·Application pending·0 cites
- 3339US4710833AFloppy disk r/w head assemblyMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Dec 1, 1987·4 cites·4 claims
- 3438US7341967B2Glass for press moldingISUZU GLASS CO LTD·Filed 2004·Granted Mar 11, 2008·0 cites·4 claims
- 3532US2012240479A1Polishing slurry for silicon carbide and polishing method thereforDOI TOSHIRO·Filed 2010·Application pending·0 cites
- 3630US4745676AMethod for manufacturing a magnet headMITSUBISHI ELECTRIC CORP·Filed 1986·Granted May 24, 1988·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →